﻿<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>jsGrid - Batch Delete</title>
    <link rel="stylesheet" type="text/css" href="demos.css"/>
    <link href='http://fonts.googleapis.com/css?family=Open+Sans:300,600,400' rel='stylesheet' type='text/css'>

    <link rel="stylesheet" type="text/css" href="../css/jsgrid.css"/>
    <link rel="stylesheet" type="text/css" href="../css/theme.css"/>

    <script src="../external/jquery/jquery-1.8.3.js"></script>
    <script src="db.js"></script>

    <script src="../src/jsgrid.core.js"></script>
    <script src="../src/jsgrid.load-indicator.js"></script>
    <script src="../src/jsgrid.load-strategies.js"></script>
    <script src="../src/jsgrid.sort-strategies.js"></script>
    <script src="../src/jsgrid.field.js"></script>
    <script src="../src/fields/jsgrid.field.text.js"></script>
    <script src="../src/fields/jsgrid.field.number.js"></script>
    <script src="../src/fields/jsgrid.field.control.js"></script>
</head>
<body>
<h1>Batch Delete</h1>

<div id="jsGrid"></div>

<script>
    $(function () {

        $("#jsGrid").jsGrid({
            height: "50%",
            width: "100%",
            autoload: true,
            confirmDeleting: false,
            paging: true,
            controller: {
                loadData: function () {
                    return db.clients;
                }
            },
            fields: [
                {
                    headerTemplate: function () {
                        return $("<button>").attr("type", "button").text("Delete")
                            .on("click", function () {
                                deleteSelectedItems();
                            });
                    },
                    itemTemplate: function (_, item) {
                        return $("<input>").attr("type", "checkbox")
                            .on("change", function () {
                                $(this).is(":checked") ? selectItem(item) : unselectItem(item);
                            });
                    },
                    align: "center",
                    width: 50
                },
                {name: "Name", type: "text", width: 150},
                {name: "Age", type: "number", width: 50},
                {name: "Address", type: "text", width: 200}
            ]
        });


        var selectedItems = [];

        var selectItem = function (item) {
            selectedItems.push(item);
        };

        var unselectItem = function (item) {
            selectedItems = $.grep(selectedItems, function (i) {
                return i !== item;
            });
        };

        var deleteSelectedItems = function () {
            if (!selectedItems.length || !confirm("Are you sure?"))
                return;

            var $grid = $("#jsGrid");

            $.each(selectedItems, function (_, item) {
                $grid.jsGrid("deleteItem", item);
            });

            selectedItems = [];
        };

    });
</script>
</body>
</html>
